H04L 63/162
At the data link layer
Official title: {at the data link layer}
H04L63/162 (At the data link layer) appears on 1,054 US grants and 1,257 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,054
- Published applications
- 1,257
- Assignees
- 402
- Inventors
- 2,329
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 8 | 7 |
| 2003 | 10 | 19 |
| 2004 | 1 | 54 |
| 2005 | 7 | 47 |
| 2006 | 10 | 76 |
| 2007 | 21 | 72 |
| 2008 | 23 | 65 |
| 2009 | 28 | 69 |
| 2010 | 54 | 54 |
| 2011 | 60 | 48 |
| 2012 | 70 | 50 |
| 2013 | 76 | 54 |
| 2014 | 76 | 60 |
| 2015 | 77 | 56 |
| 2016 | 55 | 62 |
| 2017 | 59 | 51 |
| 2018 | 52 | 49 |
| 2019 | 40 | 54 |
| 2020 | 54 | 52 |
| 2021 | 48 | 53 |
| 2022 | 50 | 57 |
| 2023 | 49 | 46 |
| 2024 | 46 | 42 |
| 2025 | 48 | 34 |
| 2026 | 22 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Security for groupcast message in D2D communication25 Aug 2026US 12,719,929 B2Telefonaktiebolaget LM Ericsson (publ)
- Access stratum security for medium access control transport blocks25 Aug 2026US 12,720,305 B2
- Per-port data security bypass for network devices18 Aug 2026US 12,712,853 B2Arista Networks, Inc.
- Methods supporting authentication in wireless communication networks and related network nodes and wireless terminals11 Aug 2026US 12,707,258 B2Telefonaktiebolaget LM Ericsson (publ)
- Method, apparatus, and computer program product for authentication using a user equipment identifier11 Aug 2026US 12,707,262 B2Nokia Technologies Oy
- Airless handheld sprayer repair3 Sep 2026US 2026/0261559 A1Graco Minnesota Inc.
- Data transmission method, communication apparatus, and communication system13 Aug 2026US 2026/0238458 A1Huawei Technologies Co., Ltd.
- Protection of tngf address allocation13 Aug 2026US 2026/0238488 A1Telefonaktiebolaget LM Ericsson (publ)
- Medium access control (mac) layer key derivation6 Aug 2026US 2026/0230811 A1QUALCOMM Incorporated
- Upper-layer control information protection at a medium access control (mac) layer6 Aug 2026US 2026/0230820 A1QUALCOMM Incorporated
Most cited
By later US patents
- Secure intranet access495US 6,081,900 ANovell, Inc. · 2000
- Integrated customer interface for web based data management455US 6,615,258 B1WorldCom, Inc. · 2003
- Graphical user interface for Web enabled applications360US 6,115,040 AMCI Communications Corporation · 2000
- Integrated customer web station for web based call management330US 6,956,845 B2MCI, Inc. · 2005
- Integrated proxy interface for web based data management reports305US 6,377,993 B1MCI WorldCom, Inc. · 2002